Belarus standards PDF

Paints and varnishes Wettability Part 4- Determination of the polar and dispersive fractions of the surface tension of liquids from an interfacial tension (ISO 19403-4-2017). Original standard UNE-EN ISO 19403-4-2021 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN ISO 19403-4-2025

Paints and varnishes Wettability Part 5- Determination of the polar and dispersive fractions of the surface tension of liquids from contact angles measurements on a solid with only a disperse contribution to its surface energy (ISO 19403-5-2017). Original standard UNE-EN ISO 19403-5-2021 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN ISO 19403-5-2025

Paints and varnishes Wettability Part 6- Measurement of dynamic contact angle (ISO 19403-6-2017). Original standard UNE-EN ISO 19403-6-2021 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN ISO 19403-6-2025

Paints and varnishes Wettability Part 7- Measurement of the contact angle on a tilt stage (roll-off angle) (ISO 19403-7-2017). Original standard UNE-EN ISO 19403-7-2021 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN ISO 19403-7-2025

Water quality Sampling for microbiological analysis (ISO 19458-2006). Original standard UNE-EN ISO 19458-2007 in PDF full version. Additional info + preview on request

Document status: Active

Natural gas Determination of sulfur compounds using gas chromatography (ISO 19739-2004). Original standard UNE-EN ISO 19739-2006 in PDF full version. Additional info + preview on request

Document status: Active